22662504666 has 12 divisors (see below), whose sum is σ = 49102093482. Its totient is φ = 7554168216.

The previous prime is 22662504577. The next prime is 22662504679. The reversal of 22662504666 is 66640526622.

It can be written as a sum of positive squares in only one way, i.e., 21791959641 + 870545025 = 147621^2 + 29505^2 .

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 629514001 + ... + 629514036.

Almost surely, 2^22662504666 is an apocalyptic number.

22662504666 is an abundant number, since it is smaller than the sum of its proper divisors (26439588816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22662504666 is a wasteful number, since it uses less digits than its factorization.

22662504666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1259028045 (or 1259028042 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 45.

The spelling of 22662504666 in words is "twenty-two billion, six hundred sixty-two million, five hundred four thousand, six hundred sixty-six".